Patent · US Expired

Superregenerative detector having a saw device in the feedback circuit

US4749964A · kind A · utility

17Cited by
1References
12Claims
0Family size

Assignee

Inventor

Key dates

Filing dateDec 8, 1986
Grant dateJun 7, 1988
Priority date
Expiry dateDec 8, 2006

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH03D2200/0096
  • WIPO fieldBasic communication processes
  • WIPO sectorElectrical engineering

Abstract

A superregenerative detector utilizing a single transistor and having a surface acoustic wave device in the feed back loop coupling the output to the input to cause oscillation wherein the surface acoustic wave device is a low loss delay line formed as a single phase unidirectional transducer on a quartz substrate.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.